The African Queen (1951)
In "Casablanca", Rick, played by Humphrey Bogart, mentions how a ship's captain can marry people. In "The African Queen" Charlie Allnut, again played by Bogart, gets married to Rosie by a ship's captain.

Beat the Devil (1953)
When Bogart first met Jennifer Jones near the beginning of the movie, Jones guessed that Bogart is an evil doctor going to Africa where human lives are cheap. In Casablanca (which is located in Africa, by the way), there is a scene when Major Strasse saying that human life is cheap.

Ten Thousand Bedrooms (1957)
When getting off the plane at the start of the film, Anton (Paul Henreid) notices Maria, and says to another character "I think this is the beginning of a beautiful friendship." In Casablanca, which Paul Henreid played Victor Lazlo, the same quote was famously uttered as the film's final line.

Hiroshima Mon Amour (1959)
The nightclub visited by Lui and Elle is called (without accident) Casablance

Salesman (1968)
The Badger sees a hotel called Casablanca and is reminded of the movie.

The Odd Couple: Oscar, the Model (1970)
(TV Episode)
When told that he has a face like Abraham Lincioln and Humphrey Bogart, Oscar imitates Bogart, saying a few lines from Casablanca while "As Time Goes By" is heard on the soundtrack

The Projectionist (1971)
The Projectionist imitates the charcater Rick Blaine. The character of Maj. Stasser is also referenced.

Bay City Blues: Play It Again, Milt (1983)
(TV Episode)
The title is a reference to the famous line, "play it again, Sam," from the movie (which was never actually said in the movie). Milt is the organ player in the TV series.

Falco - Helden von heute (1984)
(TV Movie)
The club, which Falco and the girl visit resembles Rick's cafe. Falco sings the words "Play again, Sam" in the song Brillantin' Brutal'. That is also the only scene that was shot in black and white.

Hi-de-Hi!: Raffles (1984)
(TV Episode)
Joe Maplin sends a letter requesting the fancy dress nights in the Hawaiian ballroom to have film themes and the first one should be 'Casablanca'. Later, they all arrange such a night, with the band playing 'As Time Goes By' from the film.

Knight Rider: Knight of the Chameleon (1984)
(TV Episode)
Armand's club is based on Rick's, he himself is modelled after Sidney Greenstreet and there is also a girl called Ingrid as in Bergman

DuckTales: The Uncrashable Hindentanic (1987)
(TV Episode)
Launchpad says, "If that blimp leaves the ground and I'm not at the wheel, you'll regret it; maybe not today, maybe not tomorrow, but soon, and for the rest of your life."

Parker Lewis Can't Lose: The Human Grace (1991)
(TV Episode)
This episode contains multiple references to "Casablanca," including Ms. Musso's black-and-white daydream, in which she sees Dr. Pankow and comments, "Of all the hallways in all the schools in all of the districts, he walks into mine."

Parker Lewis Can't Lose: Full Mental Jacket (1991)
(TV Episode)
Parker says, "When a woman cries, a man can't help but respond. It worked for Ingrid Bergman when she cried for Bogey in 'Casablanca.' It worked for Demi Moore when she cried for Swayze in 'Ghost.' And it worked on a very special episode of 'Facts of Life' when Tootie cried for Blair."

Saved by the Bell: Wicked Stepbrother: Part 1 (1991)
(TV Episode)
Lisa and Eric watch "Casablanca" on their date, and Eric imitates Humphrey Bogart by saying, "Louie, I think that this could be the beginning of a beautiful friendship."

Adventures in Dinosaur City (1991)
At the beginning of the movie Jamie gives the line "We'll always have Tar Town" referencing the famous "We'll always have Paris" from Casablanca. Later Rex says this to the group as well just as they are about to depart.

Siskel & Ebert: Worst of '90 (1991)
(TV Episode)
Roger Ebert says that no one would stand for a remake, but it was all right for Sydney Pollack and Robert Redford to steal from it for "Havana" (1990).

Full House: Play It Again, Jess (1992)
(TV Episode)
Vicky paraphrases the "We'll always have Paris" line when saying goodbye to Danny at the airport. Immediately after, Jesse and the airport's lounge band play "As Time Goes By", Rick and Ilsa's song from the movie.

Indiana Jones and the Fate of Atlantis (1992)
(Video Game)
In Algeria, one of Indy's possible questions to Sophia is "Of all the shops in Algeria, we had to walk in this one". Sopia replies "We'll always have Iceland, Indy".

Star Trek: Deep Space Nine: Profit and Loss (1994)
(TV Episode)
The plot of the DS9 episode is a straight reference to Casablanca, with Quark taking the role of Rick, Natima Lang the role of Ilsa and Garak the role of Renault. Rick's letters of transit become Quark's cloaking device.

Viper: Crown of Thorns (1994)
(TV Episode)
While joking with Joe about how their dignitary-escort work seem like a good way to meet the ladies, Frankie says the famous final line "This may be the start of a beautiful friendship".

Wishbone: Fleabitten Bargain (1995)
(TV Episode)
Wishbone repeats Humphrey Bogart's famous last line in Casablanca as the last line in his own movie --- "This could be the beginning of a beautiful friendship."

Becker: Panic on the 86th (2000)
(TV Episode)
When Becker describes his break up with Liz, he tries to pass off the ending of Casablanca as his story. Bob then replies,"That's beautiful. They should make it into a movie", before Jake says, "It is a movie! It's called Casablanca!"

Anita Takes a Chance (2001)
A t-shirt worn by the main character on several ocassions has a poster of Casablanca

The Tailor of Panama (2001)
At the end of the film, one of the characters is at an airfield trying to flee the country. Osnard (Brosnan) also says 'Could this be the beginning of a beautiful friendship' to Maltby (Fortune).

Get Over It (2001)
At the beginning Burke says in voice-over: "Of all the lunchrooms in all the world, she walked into mine"

Out Cold (2001)
The love story between Rick and Anna and Barry follows the same path as the love story of Casablanca's Rick and Isla and Victor. Rick and Anna met, fell in love, she was gone without reason. She finds her way into Rick's bar hangout and sees Rick's best friend and has him play Rick and her song. Rick hears the song and gets angry. Then there is the fact she also has another man in her life, Barry. Rick is determined to get her back but then sees her life will be better with Barry and does the noble thing and makes her go with Barry. There are several variations on direct quoting from Casablanca also, ie: "We'll always have Pedro el Horny's...".

Girl Fever (2002)
Throughout the movie Sam keeps referring to the character of Rick Blaine and what he might do in certain situations. Also, there is a radio competition can be heard during a scene in the coffee shop, during which listeners have to know the name of Humphrey Bogarts character.

Detective Fiction (2003)
Characters are asked what their favorite movie is, Casablanca is one answer

The Flower of Evil (2003)
After having asked her political opponent Brissot about the anonymous leaflet, Anne leaves him and her assistant Mathieu ironically says, "This is the beginning of a great friendship".

Superbabies: Baby Geniuses 2 (2004)
Kahuna says, "If that stroller leaves from here and you're not on it, you'll regret it - maybe not today, maybe not tomorrow, but soon, and for the rest of your lives."

Starter for 10 (2006)
When Brian is visiting Alice's parents he says he had visited Suffolk for a climbing holiday. When Alice's mother says there isn't much climbing in Suffolk, Brain says "I was misinformed," echoing Rick's explanation for having come to Casablanca for the waters.

House M.D.: Lines in the Sand (2006)
(TV Episode)
House quotes the "Casablanca" goodbye scene ("Maybe not today, maybe not tomorrow...) extensively when he's trying to get rid of his 17-year old stalker.

Breaking Bad: One Minute (2010)
(TV Episode)
Gale says to Walt, "I think this could be the start of a beautiful friendship".

Happy Town: I Came to Haplin for the Waters (2010)
(TV Episode)
Henley buys a set of Casablanca tin figures at the House of Ushers. Mr. Grieves says he believes Casablanca to hold the record for the most quotable lines in the history of cinema, several of which he and Henley recite.

NCIS: Rule Fifty-One (2010)
(TV Episode)
Vance likens his relationship with Gibbs to the Claude Rains/Humphrey Bogart team in the movie, and recounts an anecdote about Bogart required to do a pickukp shot for the famous La Marseillaise scene in the night club, giving a key nod to Paul Henreid that is relevant to their own NCIS "wink & a nod" behavior on the job.

TRON: Legacy (2010)
When Castor meets Sam, he says "Of all the innumerable possibilities, he has to walk into mine", reminiscent of Rick's line about Ilsa , "Of all the gin joints in all the towns in all the world, she walks into mine."

Castle: Last Call (2010)
(TV Episode)
When Castle is considering names for bar he's considering opening, Martha suggests "Rick's Cafe Americain" which is the name of the cafe in Casablanca. Castle also mentions that he was considering the name "Castle-blanca" which is a pun of the name "Casablanca".

EastEnders: Episode dated 5 May 2011 (2011)
(TV Episode)
Dot says the movie is one of her favourites. Edward does an impersonation of Humphrey Bogart: "Maybe not today, maybe not tomorrow, but soon and for the rest of her life."

The Perfect Candidate (2012)
(Short)
As the end credits role, Joe and Robert walk away from the camera as La Marsellaise plays, and Joe says "Bobby, this could be the beginning of a beautiful friendship."

The Screenwriter (2012)
(Short)
Poster seen on Belvedere's wall. Greg also mentions it in dialogue.

Dead Man Down (2013)
Colin Farrell's has assumed the name Victor. Later in conversation with Beatrice he tells her he is Hungarian and his real name is Laszlo. Victor Laszlo was the Czech resistance leader husband of Ilsa in Casablanca (1942). Coincidence? Did the writer's make Victor/Laszlo Hungarian rather than Czech by mistake?

Good Luck Charlie: Good Luck Jessie: NYC Christmas (2013)
(TV Episode)
PJ says, "Of all the hotdog stands in all the towns in all the world, she had to walk up to the one I'm temporarily working at." It paraphrases Bogart's line: "Of all the gin-joints in all the towns in all the world, she walks into mine."

Brazil (1985)
Just before Sam Lowry says "Here's looking at you" to his boss, Humphrey Bogart's character in Casablanca can be heard saying that same, famous line "Here's looking at you, kid". Thus, the film is heard in the background, but actually never seen on screen.

AFI's 100 Years... 100 Movie Quotes: America's Greatest Quips, Comebacks and Catchphrases (2005)
(TV Special)
The quotes "Here's looking at you, kid.", "Louis, I think this is the beginning of a beautiful friendship.", "Play it Sam. Play 'As Time Goes By.'", "Round up the usual suspects.", "We'll always have Paris." and "Of all the gin joints in all the towns in all the world, she walks into mine." are #5, #20, #28, #32, #43 and #67 on the list.

Murder by Death (1976)
Peter Falk's character is a spoof of Humphrey Bogart's character from The Maltese Falcon. He also spoofs Humphrey Bogart's character from Casablanca when he says that the last time he trusted a woman in 1940 in Paris, she said she went to buy wine and two hours later Nazis invaded France.

Take Off (1978)
"This could be the beginning of a beautiful friendship" and "Here's looking at you, kid" said/woman asks Moroccan club owner (who is a Bogie parody) for passports for her and her husband

Dead Heat (1988)
At the end, the two main characters walk into the fog (knowing that they had a few hours before dying) and instead of saying "this could be the beginning of a beautiful friendship" they say "this could be the end of a beautiful friendship"

Screwball Hotel (1988)
Mr. Ebell & Miss Walsh conducted various role-playing scenes throughout the movie. Mr. Ebell's hotel is on the verge of being taken by the bank. He and Miss Walsh reflect on their immenant departure by role-playing the final departure scene in Casablanca.

Sisters: The Things We Do for Love (1993)
(TV Episode)
Teddy helps Bolt escape capture, with Falconer hot on their heels. Once they reach the private airplane hanger they say their final goodbyes. In an instance, Teddy imagines she is the movie 'Casablanca' with Bolt as Rick, Teddy as Ilsa and Falconer as Victor.

Dinosaurs: Georgie Must Die! (1994)
(TV Episode)
Earl tells Fran that "the troubles of two little dinosaurs don't amount to a hill of beans in this world." He later tells Fran that he will regret it if he does not try to defeat Georgie, maybe not today, maybe not tomorrow, probably not at the end of the week but he might regret it at the end of the week if he remembers it.

Leprechaun 3 (1995)
(Video)
(said in Bogie voice) "You know something sweetheart, this could be the beginning of a beautiful friendship."

The Simpsons: Natural Born Kissers (1998)
(TV Episode)
Bart and Lisa find an "alternate ending" to Casablanca. After Ilsa plane takes off, Captain Renault and Rick Blaine walk off into the fog, and Rick delivers his "Louis, I think this is the beginning of a beautiful friendship" line. Renault stops and pulls out a gun. Sam appears and pushes his piano into Renault, knocking him out. Adolf Hitler then pops out of the piano, and threatens Sam and Rick with a grenade. Ilsa, having jumped out of the place with a parachute, lands on the piano top, trapping Hitler inside as the grenade explodes. Ilsa and Rick marry, and "The End?" flashes on the screen.